From mboxrd@z Thu Jan  1 00:00:00 1970
From: Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [PATCH] drm: Destroy the planes prior to destroying the
	associated CRTC
Date: Wed, 19 Sep 2012 11:34:53 +0200
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On Mon, Sep 17, 2012 at 04:04:23PM +0100, Chris Wilson wrote:
> On Mon, 17 Sep 2012 07:55:59 -0700, Jesse Barnes <jbarnes@virtuousgeek.org> wrote:
> > Yeah, looks good.  Did we used to not touch the crtc in the plane
> > cleanup?  Either way this is safer.
> 
> I think the bug only came to light because QA is now routinely running
> with slub_debug.

And QA now confirmed that this patch fixes things:

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=54101
Tested-by: lu hua <huax.lu@intel.com>

-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch